题目内容：

补全对话

A:    1.      ?

B: Yes,please.  2.     .

A: Come and look at these T-shirts .They are for boys.

B: This looks nice.      3.     .

A: 80yuan .

B: It’s expensive (昂贵的).

A:      4.         ? It’s only 40 yuan.

B: Great. But this one is long for my son .      5.       ?

A: Yes . Here is a short one .

B: Ok. I’ll take it .